vendor/compiler-rt/compiler-rt-r228651

7 files changed, 56 insertions, 19 deletions

diff --git a/test/ubsan/TestCases/Float/cast-overflow.cpp b/test/ubsan/TestCases/Float/cast-overflow.cpp
index 22991e0a6c55..526817153d02 100644
--- a/test/ubsan/TestCases/Float/cast-overflow.cpp
+++ b/test/ubsan/TestCases/Float/cast-overflow.cpp
@@ -14,6 +14,7 @@
 
 // This test assumes float and double are IEEE-754 single- and double-precision.
 // XFAIL: armv7l-unknown-linux-gnueabihf
+// XFAIL: aarch64
 
 #if defined(__APPLE__)
 # include <machine/endian.h>
diff --git a/test/ubsan/TestCases/Integer/no-recover.cpp b/test/ubsan/TestCases/Integer/no-recover.cpp
index 575bd0a553fb..bbc2f8d2c1c4 100644
--- a/test/ubsan/TestCases/Integer/no-recover.cpp
+++ b/test/ubsan/TestCases/Integer/no-recover.cpp
@@ -1,6 +1,6 @@
 // RUN: %clangxx -fsanitize=unsigned-integer-overflow %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefix=RECOVER
-// RUN: %clangxx -fsanitize=unsigned-integer-overflow -fsanitize-recover %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefix=RECOVER
-// RUN: %clangxx -fsanitize=unsigned-integer-overflow -fno-sanitize-recover %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=ABORT
+// RUN: %clangxx -fsanitize=unsigned-integer-overflow -fno-sanitize-recover=all -fsanitize-recover=unsigned-integer-overflow %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefix=RECOVER
+// RUN: %clangxx -fsanitize=unsigned-integer-overflow -fno-sanitize-recover=unsigned-integer-overflow %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=ABORT
 
 #include <stdint.h>
 
diff --git a/test/ubsan/TestCases/Misc/coverage-levels.cc b/test/ubsan/TestCases/Misc/coverage-levels.cc
new file mode 100644
index 000000000000..2fe12ffefd4b
--- /dev/null
+++ b/test/ubsan/TestCases/Misc/coverage-levels.cc
@@ -0,0 +1,38 @@
+// Test various levels of coverage
+//
+// RUN: mkdir -p %T/coverage-levels
+// RUN: OPT=coverage=1:verbosity=1:coverage_dir=%T/coverage-levels
+// RUN: %clangxx -fsanitize=shift                        -DGOOD_SHIFT=1 -O1 -fsanitize-coverage=1  %s -o %t
+// RUN: UBSAN_OPTIONS=$OPT ASAN_OPTIONS=$OPT %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1 --check-prefix=CHECK_NOWARN
+// RUN: %clangxx -fsanitize=undefined                    -DGOOD_SHIFT=1 -O1 -fsanitize-coverage=1  %s -o %t
+// RUN: UBSAN_OPTIONS=$OPT ASAN_OPTIONS=$OPT %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1 --check-prefix=CHECK_NOWARN
+
+// RUN: %clangxx -fsanitize=shift -O1 -fsanitize-coverage=1  %s -o %t
+// RUN: UBSAN_OPTIONS=$OPT ASAN_OPTIONS=$OPT %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1 --check-prefix=CHECK_WARN
+// RUN: %clangxx -fsanitize=shift -O1 -fsanitize-coverage=2  %s -o %t
+// RUN: UBSAN_OPTIONS=$OPT ASAN_OPTIONS=$OPT %run %t 2>&1 | FileCheck %s --check-prefix=CHECK2 --check-prefix=CHECK_WARN
+// RUN: %clangxx -fsanitize=shift -O1 -fsanitize-coverage=3  %s -o %t
+// RUN: UBSAN_OPTIONS=$OPT ASAN_OPTIONS=$OPT %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3 --check-prefix=CHECK_WARN
+
+// XFAIL: darwin
+
+volatile int sink;
+int main(int argc, char **argv) {
+  int shift = argc * 32;
+#if GOOD_SHIFT
+  shift = 3;
+#endif
+  if ((argc << shift) == 16)  // False.
+    return 1;
+  return 0;
+}
+
+// CHECK_WARN: shift exponent 32 is too large
+// CHECK_NOWARN-NOT: ERROR
+// FIXME: Currently, coverage instrumentation kicks in after ubsan, so we get
+// more than the minimal number of instrumented blocks.
+// FIXME: Currently, ubsan with -fno-sanitize-recover and w/o asan will fail
+// to dump coverage.
+// CHECK1:  1 PCs written
+// CHECK2:  3 PCs written
+// CHECK3:  4 PCs written
diff --git a/test/ubsan/TestCases/Misc/nonnull-arg.cpp b/test/ubsan/TestCases/Misc/nonnull-arg.cpp
index b1061b757899..084dedc27b85 100644
--- a/test/ubsan/TestCases/Misc/nonnull-arg.cpp
+++ b/test/ubsan/TestCases/Misc/nonnull-arg.cpp
@@ -1,4 +1,4 @@
-// RUN: %clangxx -fsanitize=nonnull-attribute -fno-sanitize-recover %s -O3 -o %t
+// RUN: %clangxx -fsanitize=nonnull-attribute -fno-sanitize-recover=all %s -O3 -o %t
 // RUN: %run %t nc
 // RUN: %run %t nm
 // RUN: %run %t nf
diff --git a/test/ubsan/TestCases/TypeCheck/misaligned.cpp b/test/ubsan/TestCases/TypeCheck/misaligned.cpp
index 79f5136db963..9c8455d5f1c3 100644
--- a/test/ubsan/TestCases/TypeCheck/misaligned.cpp
+++ b/test/ubsan/TestCases/TypeCheck/misaligned.cpp
@@ -9,9 +9,8 @@
 // RUN: %run %t u1 2>&1 | FileCheck %s --check-prefix=CHECK-UPCAST
 // RUN: UBSAN_OPTIONS=print_stacktrace=1 %run %t l1 2>&1 | FileCheck %s --check-prefix=CHECK-LOAD --check-prefix=CHECK-%os-STACK-LOAD
 
-// RUN: %clangxx -fsanitize=alignment -fno-sanitize-recover %s -O3 -o %t
+// RUN: %clangxx -fsanitize=alignment -fno-sanitize-recover=alignment %s -O3 -o %t
 // RUN: not %run %t w1 2>&1 | FileCheck %s --check-prefix=CHECK-WILD
-// XFAIL: armv7l-unknown-linux-gnueabihf
 
 #include <new>
 
@@ -81,7 +80,7 @@ int main(int, char **argv) {
     return s->f() && 0;
 
   case 'n':
-    // CHECK-NEW: misaligned.cpp:[[@LINE+4]]:5: runtime error: constructor call on misaligned address [[PTR:0x[0-9a-f]*]] for type 'S', which requires 4 byte alignment
+    // CHECK-NEW: misaligned.cpp:[[@LINE+4]]:21: runtime error: constructor call on misaligned address [[PTR:0x[0-9a-f]*]] for type 'S', which requires 4 byte alignment
     // CHECK-NEW-NEXT: [[PTR]]: note: pointer points here
     // CHECK-NEW-NEXT: {{^ 00 00 00 01 02 03 04  05}}
     // CHECK-NEW-NEXT: {{^             \^}}
@@ -97,8 +96,8 @@ int main(int, char **argv) {
   }
 
   case 'w':
-    // CHECK-WILD: misaligned.cpp:[[@LINE+3]]:35: runtime error: member access within misaligned address 0x000000000123 for type 'S', which requires 4 byte alignment
-    // CHECK-WILD-NEXT: 0x000000000123: note: pointer points here
+    // CHECK-WILD: misaligned.cpp:[[@LINE+3]]:35: runtime error: member access within misaligned address 0x{{0+}}123 for type 'S', which requires 4 byte alignment
+    // CHECK-WILD-NEXT: 0x{{0+}}123: note: pointer points here
     // CHECK-WILD-NEXT: <memory cannot be printed>
     return static_cast<S*>(wild)->k;
   }
diff --git a/test/ubsan/TestCases/TypeCheck/vptr-virtual-base.cpp b/test/ubsan/TestCases/TypeCheck/vptr-virtual-base.cpp
index 5261e71c2d3d..033da24451c2 100644
--- a/test/ubsan/TestCases/TypeCheck/vptr-virtual-base.cpp
+++ b/test/ubsan/TestCases/TypeCheck/vptr-virtual-base.cpp
@@ -1,4 +1,4 @@
-// RUN: %clangxx -fsanitize=vptr -fno-sanitize-recover -g %s -O3 -o %t
+// RUN: %clangxx -fsanitize=vptr -fno-sanitize-recover=vptr -g %s -O3 -o %t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 // FIXME: This test produces linker errors on Darwin.
diff --git a/test/ubsan/TestCases/TypeCheck/vptr.cpp b/test/ubsan/TestCases/TypeCheck/vptr.cpp
index 3a6b1553f9b3..98eac271c3a1 100644
--- a/test/ubsan/TestCases/TypeCheck/vptr.cpp
+++ b/test/ubsan/TestCases/TypeCheck/vptr.cpp
@@ -12,16 +12,16 @@
 // RUN: %run %t m0 2>&1 | FileCheck %s --check-prefix=CHECK-NULL-MEMBER --strict-whitespace
 
 // RUN: (echo "vptr_check:S"; echo "vptr_check:T"; echo "vptr_check:U") > %t.supp
-// RUN: ASAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 UBSAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 %run %t mS 2>&1
-// RUN: ASAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 UBSAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 %run %t fS 2>&1
-// RUN: ASAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 UBSAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 %run %t cS 2>&1
-// RUN: ASAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 UBSAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 %run %t mV 2>&1
-// RUN: ASAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 UBSAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 %run %t fV 2>&1
-// RUN: ASAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 UBSAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 %run %t cV 2>&1
-// RUN: ASAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 UBSAN_OPTIONS=suppressions=%t.supp:halt_on_error=1 %run %t oU 2>&1
+// RUN: ASAN_OPTIONS="suppressions='%t.supp'" UBSAN_OPTIONS="suppressions='%t.supp':halt_on_error=1" %run %t mS 2>&1
+// RUN: ASAN_OPTIONS="suppressions='%t.supp'" UBSAN_OPTIONS="suppressions='%t.supp':halt_on_error=1" %run %t fS 2>&1
+// RUN: ASAN_OPTIONS="suppressions='%t.supp'" UBSAN_OPTIONS="suppressions='%t.supp':halt_on_error=1" %run %t cS 2>&1
+// RUN: ASAN_OPTIONS="suppressions='%t.supp'" UBSAN_OPTIONS="suppressions='%t.supp':halt_on_error=1" %run %t mV 2>&1
+// RUN: ASAN_OPTIONS="suppressions='%t.supp'" UBSAN_OPTIONS="suppressions='%t.supp':halt_on_error=1" %run %t fV 2>&1
+// RUN: ASAN_OPTIONS="suppressions='%t.supp'" UBSAN_OPTIONS="suppressions='%t.supp':halt_on_error=1" %run %t cV 2>&1
+// RUN: ASAN_OPTIONS="suppressions='%t.supp'" UBSAN_OPTIONS="suppressions='%t.supp':halt_on_error=1" %run %t oU 2>&1
 
 // RUN: echo "vptr_check:S" > %t.loc-supp
-// RUN: ASAN_OPTIONS=suppressions=%t.loc-supp:halt_on_error=1 UBSAN_OPTIONS=suppressions=%t.loc-supp:halt_on_error=1 not %run %t x- 2>&1 | FileCheck %s --check-prefix=CHECK-LOC-SUPPRESS
+// RUN: ASAN_OPTIONS="suppressions='%t.loc-supp'" UBSAN_OPTIONS="suppressions='%t.loc-supp':halt_on_error=1" not %run %t x- 2>&1 | FileCheck %s --check-prefix=CHECK-LOC-SUPPRESS
 
 // FIXME: This test produces linker errors on Darwin.
 // XFAIL: darwin
@@ -48,8 +48,7 @@ struct T : S {
   virtual int v() { return 1; }
 };
 
-struct X {};
-struct U : S, T, virtual X { virtual int v() { return 2; } };
+struct U : S, T { virtual int v() { return 2; } };
 
 struct V : S {};